| A | B |
| energy | passive transport does not use this |
| mitochondria | organelle where cell respiration occurs |
| binary fission | asexual reproduction of bacteria |
| toxins | poisonous chemicals secreted by bacteria |
| pathogen | anything that causes a disease |
| vaccine | shot that educates the immune system |
| diaphragm | part of the scope that controls amt of light |
| homeostasis | ability to maintain stable internal conditions |
| biology | study of life |
| species | group of organisms that can breed and produce fertile offspring |
| quantitative | type of data where you record numbers |
| producers | first trophic level in all ecosystems |
| indicator species | organisms that alert us to pollution in the environment |
| eutrophication | runoff of fertilizers causing algae bloom and bacteria to use up oxygen |
| wood | a renewable resource |
| islands | most vulnerable to non-native species |
| ecological succession | process of one community replacing another |
| secondary succession | follows a forest fire |
| species diversity | number and abundance of species in a community |
| bioremediation | using organisms to detoxify a polluted area |
| limiting factor | biotic or abiotic factor that restricts the number of organisms |
| biogeochemical cycles | how nutrients move through an ecosystem |
| global warming | caused by burning of fossil fuels |
| biome | tundra of alaska |
| denitrification | when bacteria convert nitrogen back into a gas |
| rejected | when a hypothesis is not supported by the data |
| volume | amount of space an object takes up |
| metabolism | sum of all chemical reactions within an organism |
| population | group of white tailed deer |
| hypothesis | a testable explanation |
| pseudopods | amoebas use these to move |
| cubic centimeters | standard unit for volume of a solid |
| animalia | kingdom that does not have cell walls |
| fungi | have cell walls with chitin |
| chloroplasts | fungi do not have these organelles |
| retrovirus | viruses with RNA instead of DNA |
| nitrogen fixation | changes nitrogen gas into a usable form for some plants |
| botulism | not caused by a virus, caused by bacteria |
| small pox | caused by a virus |
| Archae | domain with organisms that live in extreme conditions |